Inventor · disambiguated record
Norval Roland Dove
Also filed as: DOVE NORVAL R · DOVE NORVAL ROLAND
4 granted patents·1 pending application·129 citations·filing 1993–2007
80Inventor score
Top patents by PatentIndex Score
5 records- 0183US5494124ANegative pressure vortex nozzleVORTEXX GROUP INC·Filed 1993·Granted Feb 27, 1996·77 cites·16 claims
- 0267US8297365B2Drilling string back off sub apparatus and method for making and using sameDOVE NORVAL ROLAND·Filed 2007·Granted Oct 30, 2012·14 cites·18 claims
- 0363US5632349AVortex drill bitFiled 1996·Granted May 27, 1997·24 cites·13 claims
- 0441US5653298AVortex methodVORTEXX GROUP INC·Filed 1996·Granted Aug 5, 1997·14 cites·4 claims
- 0539US2010288562A1nozzle with channels that impart an angular momentum to the exiting fluid and methods for making and using sameVORTEXX GROUP INC·Filed 2007·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →